package jicheng;

public class CD extends item
{
	String album;
	public  CD(String tiotle,int number,String author,String album)
	{
		super(tiotle,number,author);
		this.album=album;
	}
	public String information()
	{
		return super.information()+album;
	}
	public static void main(String[] args)
	{
		CD cd=new CD("shui",5,"sh","dj");
		System.out.println(cd.getauthor());
		System.out.println(cd.information());
	}
}
